Home / 49,205,400.30-73,807,711.65-12,813,720.30

Finding the Fourth Proportional to 49,205,400.30, 73,807,711.65 and 12,813,720.30

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Solution

The fourth proportional to 49,205,400.30, 73,807,711.65 and 12,813,720.30 is: 19,220,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205,400.30 : 73,807,711.65 = 12,813,720.30 : x
  2. Step 2: Convert to fraction form
    49,205,400.30/73,807,711.65 = 12,813,720.30/x
  3. Step 3: Cross multiply
    49,205,400.30x = 73,807,711.65 × 12,813,720.30
  4. Step 4: Simplify right side
    49,205,400.30x = 945,751,373,066,151.62
  5. Step 5: Solve for x
    x = 945,751,373,066,151.62/49,205,400.30
  6. Step 6: Final answer
    x = 19,220,479.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.